Select all the correct locations on the image. which items are matter?

Coal contains energy. a. light b. kinetic c. chemical d. mechanical

Diverging mirrors and lenses always produce images

Two solutions of the same uv-absorbing molecule were analyzed by uv-vis spectroscopy on the same instrument using 1 cm pathlength cells. use data from the table to calculate by what percentage the concentration of solution b is compared to that of solution a.sample absorbance at 315nm a 0.45 b 0.80